update parameters validation

- parameter to allow spaces
- catch exceptions from getListOfAutomaticBuilders()

Author: alalek

context.py

@@ -59,11 +59,12 @@ def validateParameter(self, name, value):
             raise ValueError('Parameter "%s"="%s": %s' % (name, value, re.sub('^Parameter ', '', str(e))))
         return value
 
-    def extractParameterEx(self, desc, nameFilter, validationFn=None):
+    def extractParameterEx(self, desc, nameFilter, validationFn=None, allowSpaces=False):
         if not desc:
             return None
         if re.search(nameFilter + r'=', desc):
-            m = re.search(r'(^|`|\n|\r)(?P<name>' + nameFilter + r')=(?P<value>[^\r\n\t\s`]*)(\r|\n|`|$)', desc)
+            forbidSpaces = '' if allowSpaces else r'\s'
+            m = re.search(r'(^|`|\n|\r)(?P<name>' + nameFilter + r')=(?P<value>[^\r\n\t' + forbidSpaces + '`]*)(\r|\n|`|$)', desc)
             if m:
                 name = m.group('name')
                 value = m.group('value')

serviceloops.py

@@ -135,7 +135,11 @@ def queueBuildersForPR(self, prid, head_sha, head_sha_old):
 
         active_builders = yield db.bcc.getActiveBuilders()
         pr = yield db.prcc.getPullRequest(prid);
-        queueBuilders = self.context.getListOfAutomaticBuilders(pr)
+        try:
+            queueBuilders = self.context.getListOfAutomaticBuilders(pr)
+        except:
+            log.err()
+            queueBuilders = []
         testFilter = self.context.extractRegressionTestFilter(pr.description)
         for b in active_builders:
             bid = b.bid